NWPX Infrastructure, Inc. — Director's Dealing 2008

May 20, 2008

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NORTHWEST PIPE CO (NWPX)
CIK: 0001001385
Period of Report: 2008-05-16

Reporting Person: TAGMYER WILLIAM R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2008-05-16	COMMON STOCK	S	1118	$47.7	Disposed	97952	Direct
2008-05-19	COMMON STOCK	S	18636	$47.84	Disposed	79316	Direct